What are common ingredients and their doses in thermogenic fat burners like Burn Peak?

Checked on December 1, 2025
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Executive summary

Thermogenic “fat burners” commonly combine stimulants (caffeine), plant extracts (green tea/EGCG, capsaicin from cayenne), and metabolic aids (L‑carnitine, B vitamins, glucomannan or other fibers); evidence shows modest increases in resting energy expenditure but mixed impacts on weight and safety depends on dose and combinations [1] [2] [3] [4]. Manufacturer materials for Burn Peak advertise BHB (beta‑hydroxybutyrate) salts, green tea extract, L‑carnitine and B vitamins as core components and typical dosing of 1–2 capsules or “two capsules daily” in promotional studies [5] [6] [7].

1. What “thermogenic” formulas usually include — the ingredient short list

Most market thermogenics rely on a repeat set of ingredients: stimulants such as caffeine (or caffeine anhydrous), green tea extract (source of caffeine + EGCG), capsaicin/cayenne pepper extract, L‑carnitine, fiber agents like glucomannan, and assorted herbal extracts or vitamins; reviewers and nutrition outlets list these as the usual suspects in fat‑burner blends [8] [1] [3] [9].

2. Why those ingredients are used — claimed mechanisms

Manufacturers and reviews explain that caffeine and EGCG raise metabolic rate and promote fat oxidation; capsaicin increases thermogenesis (heat production); L‑carnitine is positioned to support fatty‑acid transport into mitochondria; fibers like glucomannan are for appetite control; B vitamins are included to support energy metabolism — together these mechanisms are cited as why multi‑ingredient products may modestly increase calorie burn [1] [4] [10].

3. Typical doses and dosing patterns you’ll see in products

Clinical and product reports show caffeine doses in study formulas commonly around 150 mg per serving (the OxyShred formulation used in a thermogenic trial contained 150 mg caffeine) and many consumer products recommend one to two capsules or a single scoop daily; Burn Peak’s promotional materials and a 312‑participant observational write‑up state dosing as one to two capsules daily or “two capsules daily with water before meals” [11] [7] [6]. Available sources do not provide a single, verified ingredient table with per‑ingredient milligram amounts for Burn Peak beyond general lists [5] [7].

4. What the evidence says about effectiveness — modest, not miraculous

Systematic human research and reviews included here report that some ingredients can modestly increase resting metabolic rate or fat oxidation for hours, and some randomized trials of multi‑ingredient thermogenics found small improvements in calorie burn or body‑composition when paired with diet/exercise — but effects are generally small and inconsistent across studies [8] [1] [4] [10].

5. Safety and side‑effect tradeoffs — dose and combination matter

Safety depends on ingredients and doses. High caffeine or stimulants can raise heart rate, blood pressure, and cause jitteriness, insomnia or worse in susceptible people; some plant compounds (e.g., yohimbe, not central to Burn Peak claims) have known risks. Reviews and medical sources advise checking ingredient lists and consulting clinicians because supplements are not FDA‑approved as drugs and formulations can vary [12] [2] [9].

6. Where Burn Peak fits in — transparency gaps and marketing claims

Promotional Burn Peak materials emphasize exogenous BHB ketone salts (magnesium/calcium/sodium BHB), green tea, L‑carnitine, B vitamins, and a “plant‑based” profile, and state a recommended dosing of 1–2 capsules or two capsules daily in some press releases and an observational study [5] [6] [7]. Independent review articles and consumer watchdog pieces highlight inconsistent ingredient lists across vendors and warn of unclear proprietary blends — suggesting either formulation variation or marketing differences that reduce transparency [13] [14].

7. Practical takeaways for readers considering thermogenics or Burn Peak

Expect small, short‑term metabolic boosts at best; proven benefits depend on active ingredient, dose, and lifestyle (diet/exercise). Verify the product’s full ingredient panel and per‑ingredient doses before buying; sources stress buying from official channels to avoid mislabeled versions and to access refund/quality guarantees [1] [13] [15]. Available sources do not mention independent third‑party analytic certificates for Burn Peak ingredients; the company materials claim GMP and FDA‑registered facility manufacturing but that is not the same as product approval [5] [16].

Limitations: this analysis uses product pages, press releases, reviews and peer‑reviewed thermogenic studies in the provided set; sources sometimes conflict on exact ingredient lists and per‑ingredient dosing for Burn Peak, and independent, peer‑reviewed trials of Burn Peak with full ingredient disclosure are not present in the provided documents [13] [6].

Want to dive deeper?
What are the most common stimulants and their typical doses in thermogenic fat burners?
How do non-stimulant ingredients like green tea extract or forskolin work and what doses are effective?
What are the known side effects and safety thresholds for ingredients like caffeine, synephrine, and yohimbine?
How do ingredient combinations in thermogenics interact and affect efficacy and risk?
Are there evidence-backed dosing guidelines for thermogenic ingredients for different age and health groups?